| 1 |
Peroxyacetyl nitrate is an irritant to humab beings and it affects |
- A. Eyes
- B. Ears
- C. Stomach
- D. Nose
|
| 2 |
The temperature in the incineration of industrial and hazardous waste process has a range. |
- A. 900 to 1000 <sup>o</sup>C
- B. 250 to 500<sup>o</sup>C
- C. 950 to 1300<sup>o</sup>C
- D. 500 to 900<sup>o</sup>C
|
| 3 |
Ozone depletion in stratosphere region is mainly due to the reaction of O3 with |
- A. O2
- B. SO2
- C. CFCs
- D. All of these
|
| 4 |
Peroxyacetylnitrate (PAN) is an irritant to human beings and it affects |
- A. eyes
- B. ears
- C. stomach
- D. nose
|
| 5 |
Peroxyacetyl nitrate (PAN) is a irritant to human beings and it affects |
- A. Eyes
- B. Ears
- C. Stomach
- D. Nose
|
| 6 |
Ozone is mostly produced in |
- A. Tropical region
- B. North polar region
- C. South polar region
- D. Thermosphere zone of atmosphere
|
| 7 |
How much fresh water is used for domestic purpose |
- A. 8%
- B. 23%
- C. 69%
- D. 100%
|
| 8 |
On earth polar ice caps and glacier contains H2O |
|
| 9 |
Which one of the following is secondary pollutant of atmosphere. |
- A. CO
- B. NO2
- C. SO2
- D. H2SO4
|
| 10 |
The thickness of ozone layer is. |
- A. 25 to 50 km
- B. 25 to 28 km
- C. 3 km only
- D. 1 km only
|